linux-ext4 - Re: [PATCH] ext4: fix ext4_evict_inode() racing against workqueue processing code

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Message-ID: <5149C452.3070206@redhat.com>
Date:	Wed, 20 Mar 2013 09:14:42 -0500
From:	Eric Sandeen <sandeen@...hat.com>
To:	"Theodore Ts'o" <tytso@....edu>
CC:	Ext4 Developers List <linux-ext4@...r.kernel.org>,
	Jan Kara <jack@...e.cz>
Subject: Re: [PATCH] ext4: fix ext4_evict_inode() racing against workqueue
 processing code

On 3/19/13 8:29 PM, Theodore Ts'o wrote:
> Commit 84c17543ab56 (ext4: move work from io_end to inode) triggered a
> regression when running xfstest #270 when the file system is mounted
> with dioread_nolock.


As an aside, is there any reason to have "dioread_nolock" as an option
at this point?  If it works now, would you ever *not* want it?

(granted it doesn't work with some journaling options etc, but that
behavior could be automatic, w/o the need for special mount options).

-Eric
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